in lib/rdoc/options.rb [345:388]
def init_ivars
@dry_run = false
@exclude = %w[
~\z \.orig\z \.rej\z \.bak\z
\.gemspec\z
]
@files = nil
@force_output = false
@force_update = true
@generator = nil
@generator_name = nil
@generator_options = []
@generators = RDoc::RDoc::GENERATORS
@hyperlink_all = false
@line_numbers = false
@locale = nil
@locale_name = nil
@locale_dir = 'locale'
@main_page = nil
@markup = 'rdoc'
@coverage_report = false
@op_dir = nil
@page_dir = nil
@pipe = false
@output_decoration = true
@rdoc_include = []
@root = Pathname(Dir.pwd)
@show_hash = false
@static_path = []
@stylesheet_url = nil
@tab_width = 8
@template = nil
@template_dir = nil
@template_stylesheets = []
@title = nil
@update_output_dir = true
@verbosity = 1
@visibility = :protected
@webcvs = nil
@write_options = false
@encoding = Encoding::UTF_8
@charset = @encoding.name
end